<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ taglib uri="/struts-tags" prefix="s" %>
<!DOCTYPE html>
<html>
<head>
  <title>输出内容</title>
</head>
<body>
<span style="color: green">你输入的内容是<s:property value="r" /></span>
</body>
</html>
